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db.js
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db.js
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// Generated by LiveScript 1.3.1
(function(){
var slice$ = [].slice;
this.__DB__ = null;
this.include = function(){
var env, ref$, redisPort, redisHost, redisPass, dataDir, services, name, items, ref1$, redis, makeClient, RedisStore, db, EXPIRE, this$ = this;
if (this.__DB__) {
return this.__DB__;
}
env = process.env;
ref$ = [env['REDIS_PORT'], env['REDIS_HOST'], env['REDIS_PASS'], env['OPENSHIFT_DATA_DIR']], redisPort = ref$[0], redisHost = ref$[1], redisPass = ref$[2], dataDir = ref$[3];
services = JSON.parse(process.env.VCAP_SERVICES || '{}');
for (name in services) {
items = services[name];
if (/^redis/.test(name) && (items != null && items.length)) {
ref1$ = [(ref$ = items[0].credentials)['port'], ref$['hostname'], ref$['password']], redisPort = ref1$[0], redisHost = ref1$[1], redisPass = ref1$[2];
}
}
redisHost == null && (redisHost = 'localhost');
redisPort == null && (redisPort = 6379);
dataDir == null && (dataDir = process.cwd());
redis = require('redis');
makeClient = function(cb){
var client;
client = redis.createClient(redisPort, redisHost);
if (redisPass) {
client.auth(redisPass, function(){
return console.log.apply(console, arguments);
});
}
if (cb) {
client.on('connect', cb);
}
return client;
};
try {
RedisStore = require('zappajs/node_modules/socket.io/lib/stores/redis');
this.io.configure(function(){
var redisClient;
redisClient = makeClient(function(){
var redisPub, redisSub, store;
redisPub = makeClient();
redisSub = makeClient();
store = new RedisStore({
redis: redis,
redisPub: redisPub,
redisSub: redisSub,
redisClient: redisClient
});
this$.io.set('store', store);
this$.io.enable('browser client etag');
this$.io.enable('browser client gzip');
this$.io.enable('browser client minification');
return this$.io.set('log level', 5);
});
return redisClient.on('error', function(){});
});
} catch (e$) {}
db = makeClient(function(){
db.DB = true;
return console.log("Connected to Redis Server: " + redisHost + ":" + redisPort);
});
EXPIRE = this.EXPIRE;
db.on('error', function(err){
var fs, Commands;
switch (false) {
case db.DB !== true:
return console.log("==> Lost connection to Redis Server - attempting to reconnect...");
case !db.DB:
return false;
}
console.log(err);
console.log("==> Falling back to JSON storage: " + dataDir + "/dump.json");
if (EXPIRE) {
console.log("==> The --expire <seconds> option requires a Redis server; stopping!");
process.exit();
}
fs = require('fs');
db.DB = {};
try {
db.DB = JSON.parse(require('fs').readFileSync(dataDir + "/dump.json", 'utf8'));
console.log("==> Restored previous session from JSON file");
if (db.DB === true) {
db.DB = {};
}
} catch (e$) {}
Commands = {
bgsave: function(cb){
fs.writeFileSync(dataDir + "/dump.json", JSON.stringify(db.DB, void 8, 2), 'utf8');
return typeof cb == 'function' ? cb() : void 8;
},
get: function(key, cb){
return typeof cb == 'function' ? cb(null, db.DB[key]) : void 8;
},
set: function(key, val, cb){
db.DB[key] = val;
return typeof cb == 'function' ? cb() : void 8;
},
rpush: function(key, val, cb){
var ref$, ref1$;
((ref1$ = (ref$ = db.DB)[key]) != null
? ref1$
: ref$[key] = []).push(val);
return typeof cb == 'function' ? cb() : void 8;
},
lrange: function(key, from, to, cb){
var ref$, ref1$;
return typeof cb == 'function' ? cb(null, (ref1$ = (ref$ = db.DB)[key]) != null
? ref1$
: ref$[key] = []) : void 8;
},
hset: function(key, idx, val){
var ref$, ref1$;
((ref1$ = (ref$ = db.DB)[key]) != null
? ref1$
: ref$[key] = [])[idx] = val;
return typeof cb == 'function' ? cb() : void 8;
},
hgetall: function(key, cb){
var ref$, ref1$;
return typeof cb == 'function' ? cb(null, (ref1$ = (ref$ = db.DB)[key]) != null
? ref1$
: ref$[key] = {}) : void 8;
},
del: function(keys, cb){
var i$, len$, key;
if (Array.isArray(keys)) {
for (i$ = 0, len$ = keys.length; i$ < len$; ++i$) {
key = keys[i$];
delete db.DB[key];
}
} else {
delete db.DB[keys];
}
return typeof cb == 'function' ? cb() : void 8;
}
};
importAll$(db, Commands);
return db.multi = function(){
var cmds, name;
cmds = slice$.call(arguments);
for (name in Commands) {
(fn$.call(this, name));
}
cmds.results = [];
cmds.exec = function(cb){
var ref$, cmd, args, this$ = this;
switch (false) {
case !this.length:
ref$ = this.shift(), cmd = ref$[0], args = ref$[1];
db[cmd].apply(db, slice$.call(args).concat([function(_, result){
this$.results.push(result);
this$.exec(cb);
}]));
break;
default:
cb(null, this.results);
}
};
return cmds;
function fn$(name){
cmds[name] = function(){
var args;
args = slice$.call(arguments);
this.push([name, args]);
return this;
};
}
};
});
return this.__DB__ = db;
};
function importAll$(obj, src){
for (var key in src) obj[key] = src[key];
return obj;
}
}).call(this);